Local shadows have priority over global shadows.You can modify the PhotoWorks properties of three SolidWorks light types: Directional, Point, and Spot.
The light source shadow properties provide a local shadow control. Only the shadows for the selected light source are created. In addition, PhotoWorks provides global shadow control. For more information, see Scene Lighting.
Local shadows have priority over global shadows.
To modify the PhotoWorks properties for lights:
Select the FeatureManager design tree tab 
.
Expand the Lights
and Cameras 
folder.
Right-click a light and select Properties.
In the SolidWorks light PropertyManager, click PhotoWorks Properties.